#rootkit.0access

The program trojan.zaccess belongs to a family of rootkit trojans with combined adware and remote access functionalities. It installs through spam email, security exploits, and downloads of cracked software. It replaces a system driver with its own rootkit driver to hide its presence and elude detection while performing its functions of delivering advertising popups and banners. It redirects the Web browser to certain advertising sites and is known to download other malware into the computer.

The program rootkit.0access belongs to a family of remote access trojans that creates a security hole in the PC to allow a remote attacker to control the system and install other malware. It is distributed through peer-to-peer networks and malicious websites that host exploits. Its rootkit functionality enables it to hide at the lowest system level and evade detection while engaged in the activity of downloading malware, which are primarily adware programs that generate revenues from pay-per-click techniques and rogue antivirus programs that employ scare tactics for financial gain.